Title: [88779] branches/chromium/782/Source/WebCore

Diff

Modified: branches/chromium/782/Source/WebCore/platform/graphics/TextRun.h (88778 => 88779)


--- branches/chromium/782/Source/WebCore/platform/graphics/TextRun.h	2011-06-14 05:55:56 UTC (rev 88778)
+++ branches/chromium/782/Source/WebCore/platform/graphics/TextRun.h	2011-06-14 06:11:51 UTC (rev 88779)
@@ -78,8 +78,8 @@
     {
     }
 
-    UChar operator[](int i) const { return m_characters[i]; }
-    const UChar* data(int i) const { return &m_characters[i]; }
+    UChar operator[](int i) const { ASSERT(i >= 0 && i < m_len); return m_characters[i]; }
+    const UChar* data(int i) const { ASSERT(i >= 0 && i < m_len); return &m_characters[i]; }
 
     const UChar* characters() const { return m_characters; }
     int length() const { return m_len; }

Modified: branches/chromium/782/Source/WebCore/platform/graphics/WidthIterator.cpp (88778 => 88779)


--- branches/chromium/782/Source/WebCore/platform/graphics/WidthIterator.cpp	2011-06-14 05:55:56 UTC (rev 88778)
+++ branches/chromium/782/Source/WebCore/platform/graphics/WidthIterator.cpp	2011-06-14 06:11:51 UTC (rev 88779)
@@ -80,6 +80,9 @@
         offset = m_end;
 
     int currentCharacter = m_currentCharacter;
+    if (currentCharacter >= offset)
+        return;
+
     const UChar* cp = m_run.data(currentCharacter);
 
     bool rtl = m_run.rtl();

Modified: branches/chromium/782/Source/WebCore/platform/graphics/chromium/ComplexTextControllerLinux.cpp (88778 => 88779)


--- branches/chromium/782/Source/WebCore/platform/graphics/chromium/ComplexTextControllerLinux.cpp	2011-06-14 05:55:56 UTC (rev 88778)
+++ branches/chromium/782/Source/WebCore/platform/graphics/chromium/ComplexTextControllerLinux.cpp	2011-06-14 06:11:51 UTC (rev 88779)
@@ -367,7 +367,7 @@
     icu::UnicodeString normalizedString;
     UErrorCode error = U_ZERO_ERROR;
 
-    for (int16_t i = 0; i < originalRun.length(); ++i) {
+    for (int i = 0; i < originalRun.length(); ++i) {
         UChar ch = originalRun[i];
         if (::ublock_getCode(ch) == UBLOCK_COMBINING_DIACRITICAL_MARKS) {
             icu::Normalizer::normalize(icu::UnicodeString(originalRun.characters(),

Modified: branches/chromium/782/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp (88778 => 88779)


--- branches/chromium/782/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp	2011-06-14 05:55:56 UTC (rev 88778)
+++ branches/chromium/782/Source/WebCore/rendering/svg/SVGTextRunRenderingContext.cpp	2011-06-14 06:11:51 UTC (rev 88779)
@@ -114,7 +114,8 @@
 
     void walk(const TextRun& run, bool isVerticalText, const String& language, int from, int to)
     {
-        ASSERT(0 <= from && from <= to && to - from <= run.length());
+        if (from < 0 || to < 0 || from > to || from >= run.length() || to > run.length())
+            return;         
 
         const String text = Font::normalizeSpaces(run.data(from), to - from);
         Vector<SVGGlyph::ArabicForm> chars(charactersWithArabicForm(text, run.rtl()));
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